Methane, CH4, is a chemical compound composed of one carbon atom and four hydrogen atoms. It is one of the most common gases in the universe, as well as on Earth. While it is valued for its energy-production capabilities, methane also has the ability to potentially wreak havoc on the Earth's fragile ecosystems.ethane, CH4, is a chemical compound composed of one carbon atom and four hydrogen atoms. It is one of the most common gases in the universe, as well as on Earth. While it is valued for its energy-production capabilities, methane also has the ability to potentially wreak havoc on the Earth's fragile ecosystems.
Symptoms of Palindromic rheumatism. The list of signs and symptoms mentioned in various sources for Palindromic rheumatism includes the 6 symptoms listed below: Joint pain. Joint swelling. Joint stiffness. Joint warmth. Skin nodules. Joint redness.
Rheumatic symptoms (or rheumatism) are distinguished by the following seven characteristics: (1) pain or discomfort, usually perceived in the vicinity of one or more joints (including the spine); (2) pain on motion of the affected area(s); (3) soreness (to the touch) of the affected region(s); (4) stiffness of the affected part(s), especially after a period of immobility; (5) symptomatic improvement after mild exercise, but worsening after vigorous exercise; (6) symptomatic worsening in ...